21836724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19997}}^1$

素因数の和:20024

約数の個数: 48

約数和(自身を含む): 62713728

約数和(自身を除く): 40877004

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 19997, 39994, 59991, 79988, 119982, 139979, 239964, 259961, 279958, 419937, 519922, 559916, 779883, 839874, 1039844, 1559766, 1679748, 1819727, 3119532, 3639454, 5459181, 7278908, 10918362, 21836724]

約数ペア:

[(1, 21836724), (2, 10918362), (3, 7278908), (4, 5459181), (6, 3639454), (7, 3119532), (12, 1819727), (13, 1679748), (14, 1559766), (21, 1039844), (26, 839874), (28, 779883), (39, 559916), (42, 519922), (52, 419937), (78, 279958), (84, 259961), (91, 239964), (156, 139979), (182, 119982), (273, 79988), (364, 59991), (546, 39994), (1092, 19997)]